#shopify#automation#matrixify#seo#lighthouse#performance#security
ShopifyLiquidJavaScriptNode.jsPlaywrightPixelmatchSharpCSSHTMLShopify CLI
- Migrated a live biotech Shopify store to a new theme with no visible change
- Screenshot tests compare 140 pages before each deploy, under 1% difference
- Rebuilt 301 redirects so old blog and page links kept their Google ranking
- Restyled 108 templates with a custom CSS layer to match the legacy design
- Added security headers and removed a scam phone number from the live site